require "read_time/version"

module ReadTime
	module String
		@@output = ""

		def seconds_to_read
			(self.split(" ").count/3.3333333333).to_i
		end

		def minutes_to_read(secs)
			if secs / 60 > 1
				@@output << "#{secs / 60} minutes "
			else
				@@output << "1 minute "
			end

			if secs % 60 > 0
				@@output << "#{secs % 60} seconds"
			end
		end

		def hours_to_read(secs)
			if secs / 3600 > 1
				@@output << "#{secs / 3600} hours "
			else
				@@output << "1 hour "
			end

			if secs % 3600 > 0
				minutes_to_read(secs % 3600)
			end
		end

		def time_to_read
			if seconds_to_read <= 1
				puts "1 second"
			elsif seconds_to_read > 1 && seconds_to_read < 60
				puts "#{seconds_to_read} seconds"
			else
				if seconds_to_read > 3600
					hours_to_read(seconds_to_read)
				else
					minutes_to_read(seconds_to_read)
				end
				puts @@output
			end
		end
	end
end

class String
	include ReadTime::String
end